4 East 79th Street

Commissioned by James E. Nichols in 1898, 4 East 79th Street stands as a remarkable limestone mansion, showcasing architectural grandeur. This residence played a pivotal role in the visionary development by railroad industrialist Henry H. Cook, who acquired the block between East 78th and 79th Streets and Fifth and Madison Avenues. Designed by the renowned C.P.H. Gilbert, the mansion reflects a luxurious, chateau-inspired Francois Ier style. After a comprehensive renovation, it now meets the highest modern standards while preserving its historical essence. Leading architects like Peter Pennoyer, Theodore Prudon, and John McCall meticulously restored original details to inspire the home’s transformation. Recently updated in 2025, the residence boasts state-of-the-art systems, including security, climate control, audio, lighting, and AV, alongside a new kitchen, bathrooms, and various enhancements. This stunning single-family home, located on the Upper East Side, spans over 15,000 square feet of exquisite living space, featuring grand reception rooms, casual living areas, six bedrooms, seven bathrooms, and four powder rooms. Notably, the property includes a generous 15’ x 105’ parcel of land, providing large west-facing windows that fill the home with natural light and offer delightful views of Central Park. Just moments from Central Park, Madison Avenue’s galleries and boutiques, and the treasures of Fifth Avenue’s museums, this residence is perfectly situated. Inside, soaring ceilings exceeding 13 feet and impressively scaled rooms are adorned with exceptional details, such as solid mahogany doors, hand-selected marble finishes, rare English brown oak paneling, and exquisite flooring. Numerous wood-burning fireplaces and intricately carved plaster moldings enhance the home’s elegance. Every aspect reflects a commitment to quality, with only the finest materials and methods employed. A passenger elevator serves all floors, complemented by a service elevator for convenience. Thoughtful features, including ample storage and a separate catering kitchen, ensure seamless living and entertaining. This extraordinary home, now fully updated to 2025 standards, is unmatched in today’s market, offering captivating charm and sophistication.